170 entries under vigorous topic. ×

1
capable(adjective, strong, sound, tough, fit)
1
colt(noble, courageous)
1
courageous(determined, noble, resolute, muscular)
1
daring(determined, noble, resolute, stout)
1
dauntless(determined, noble, resolute, stout)
1
dignified(noble, courageous)
1
driving(adjective, strong, tough, energetic, powerful)
1
fearless(determined, noble, resolute, stout)
1
gallant(noble, courageous, muscular, manly)
1
he-man(noble, courageous)
1
heroic(strong, powerful, noble, forceful)
1
in fine feather(expression, adjective, idiom, strong, sound)
1
indomitable(adjective, strong, hard, great, tough)
1
intrepid(determined, noble, resolute, courageous)
1
jock(noble, courageous, muscular, manly)
1
jockstrap(noble, courageous, well-built, zappy)
1
lion-hearted(noble, courageous, well-built, zappy)
1
macho(noble, courageous, muscular, manly)
1
manful(adjective, noble, courageous, muscular)
1
manlike(noble, courageous, muscular, manly)
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APASmart Define. (2016). robust thesaurus. Retrieved September 25, 2026, from https://smartdefine.org/robust/thesaurus/synonyms
ChicagoSmart Define. 2016. "robust thesaurus" https://smartdefine.org/robust/thesaurus/synonyms (accessed September 25, 2026).
HarvardSmart Define 2016, robust thesaurus, Smart Define, viewed 25 September, 2026, <https://smartdefine.org/robust/thesaurus/synonyms>.
MLASmart Define. "robust thesaurus" 24 March 2016. Web. 25 September 2026. <https://smartdefine.org/robust/thesaurus/synonyms>